123200310130 has 32 divisors (see below), whose sum is σ = 224394178176. Its totient is φ = 48696451584.

The previous prime is 123200310127. The next prime is 123200310137. The reversal of 123200310130 is 31013002321.

It is a super-2 number, since 2×123200310130² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (123200310137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 529437 + ... + 725743.

It is an arithmetic number, because the mean of its divisors is an integer number (7012318068).

Almost surely, 2^123200310130 is an apocalyptic number.

123200310130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123200310130 is a deficient number, since it is larger than the sum of its proper divisors (101193868046).

123200310130 is a wasteful number, since it uses less digits than its factorization.

123200310130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197058.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 123200310130 its reverse (31013002321), we get a palindrome (154213312451).

The spelling of 123200310130 in words is "one hundred twenty-three billion, two hundred million, three hundred ten thousand, one hundred thirty".